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Distal Articular Facet of Third Metacarpal Bone
Skeletal System

Distal Articular Facet of Third Metacarpal Bone

Facies articularis distalis ossis tertii metacarpi

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Description

The distal articular facet of the third metacarpal bone is the convex, inferior area of its head. It articulates with the proximal articular facet found on the proximal phalanx of the middle finger, forming the third metacarpophalangeal joint.

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Metacarpal Bone

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The dorsally convex metacarpal bones act as skeletal arches to provide a gliding surface for the long extensor tendons and a concavity in which the long flexors and lumbrical muscles tuck away into the palm.

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